TABLE 1.

Structural features of PEB3 glycosylation site variants. Determined using PEB3 x-ray crystallographic structure (PDB code 2HXW)

Variant	Local structure	Solvent exposure
D68N	Turn	Partially buried
G72N	β-Strand	Buried
Q152N	Turn	Surface
A179N	Loop	Surface
I199N	Loop	Surface